<?php
/*
*阳历转阴历的类
*来源于网络,作者不名
* $test=new Calendar;
* $Year=$test->Cal(2004,2,20);
* echo $Year["year"]."年".$Year["month"].$Year["day"]."周".$Year["week"];
*	
*/
class Calendar
{
	#农历每月的天数
	var $everyCMonth=array(
		 0=>array(8,0,0,0,0,0,0,0,0,0,0,0,29,30,7,1),
		 1=>array(0,29,30,29,29,30,29,30,29,30,30,30,29,0,8,2),
		 2=>array(0,30,29,30,29,29,30,29,30,29,30,30,30,0,9,3),
		 3=>array(5,29,30,29,30,29,29,30,29,29,30,30,29,30,10,4),
		 4=>array(0,30,30,29,30,29,29,30,29,29,30,30,29,0,1,5),
		 5=>array(0,30,30,29,30,30,29,29,30,29,30,29,30,0,2,6),
		 6=>array(4,29,30,30,29,30,29,30,29,30,29,30,29,30,3,7),
		 7=>array(0,29,30,29,30,29,30,30,29,30,29,30,29,0,4,8),
		 8=>array(0,30,29,29,30,30,29,30,29,30,30,29,30,0,5,9),
		 9=>array(2,29,30,29,29,30,29,30,29,30,30,30,29,30,6,10),
		 10=>array(0,29,30,29,29,30,29,30,29,30,30,30,29,0,7,11),
		 11=>array(6,30,29,30,29,29,30,29,29,30,30,29,30,30,8,12),
		 12=>array(0,30,29,30,29,29,30,29,29,30,30,29,30,0,9,1),
		 13=>array(0,30,30,29,30,29,29,30,29,29,30,29,30,0,10,2),
		 14=>array(5,30,30,29,30,29,30,29,30,29,30,29,29,30,1,3),
		 15=>array(0,30,29,30,30,29,30,29,30,29,30,29,30,0,2,4),
		 16=>array(0,29,30,29,30,29,30,30,29,30,29,30,29,0,3,5),
		 17=>array(2,30,29,29,30,29,30,30,29,30,30,29,30,29,4,6),
		 18=>array(0,30,29,29,30,29,30,29,30,30,29,30,30,0,5,7),
		 19=>array(7,29,30,29,29,30,29,29,30,30,29,30,30,30,6,8),
		 20=>array(0,29,30,29,29,30,29,29,30,30,29,30,30,0,7,9),
		 21=>array(0,30,29,30,29,29,30,29,29,30,29,30,30,0,8,10),
		 22=>array(5,30,29,30,30,29,29,30,29,29,30,29,30,30,9,11),
		 23=>array(0,29,30,30,29,30,29,30,29,29,30,29,30,0,10,12),
		 24=>array(0,29,30,30,29,30,30,29,30,29,30,29,29,0,1,1),
		 25=>array(4,30,29,30,29,30,30,29,30,30,29,30,29,30,2,2),
		 26=>array(0,29,29,30,29,30,29,30,30,29,30,30,29,0,3,3),
		 27=>array(0,30,29,29,30,29,30,29,30,29,30,30,30,0,4,4),
		 28=>array(2,29,30,29,29,30,29,29,30,29,30,30,30,30,5,5),
		 29=>array(0,29,30,29,29,30,29,29,30,29,30,30,30,0,6,6),
		 30=>array(6,29,30,30,29,29,30,29,29,30,29,30,30,29,7,7),
		 31=>array(0,30,30,29,30,29,30,29,29,30,29,30,29,0,8,8),
		 32=>array(0,30,30,30,29,30,29,30,29,29,30,29,30,0,9,9),
		 33=>array(5,29,30,30,29,30,30,29,30,29,30,29,29,30,10,10),
		 34=>array(0,29,30,29,30,30,29,30,29,30,30,29,30,0,1,11),
		 35=>array(0,29,29,30,29,30,29,30,30,29,30,30,29,0,2,12),
		 36=>array(3,30,29,29,30,29,29,30,30,29,30,30,30,29,3,1),
		 37=>array(0,30,29,29,30,29,29,30,29,30,30,30,29,0,4,2),
		 38=>array(7,30,30,29,29,30,29,29,30,29,30,30,29,30,5,3),
		 39=>array(0,30,30,29,29,30,29,29,30,29,30,29,30,0,6,4),
		 40=>array(0,30,30,29,30,29,30,29,29,30,29,30,29,0,7,5),
		 41=>array(6,30,30,29,30,30,29,30,29,29,30,29,30,29,8,6),
		 42=>array(0,30,29,30,30,29,30,29,30,29,30,29,30,0,9,7),
		 43=>array(0,29,30,29,30,29,30,30,29,30,29,30,29,0,10,8),
		 44=>array(4,30,29,30,29,30,29,30,29,30,30,29,30,30,1,9),
		 45=>array(0,29,29,30,29,29,30,29,30,30,30,29,30,0,2,10),
		 46=>array(0,30,29,29,30,29,29,30,29,30,30,29,30,0,3,11),
		 47=>array(2,30,30,29,29,30,29,29,30,29,30,29,30,30,4,12),
		 48=>array(0,30,29,30,29,30,29,29,30,29,30,29,30,0,5,1),
		 49=>array(7,30,29,30,30,29,30,29,29,30,29,30,29,30,6,2),
		 50=>array(0,29,30,30,29,30,30,29,29,30,29,30,29,0,7,3),
		 51=>array(0,30,29,30,30,29,30,29,30,29,30,29,30,0,8,4),
		 52=>array(5,29,30,29,30,29,30,29,30,30,29,30,29,30,9,5),
		 53=>array(0,29,30,29,29,30,30,29,30,30,29,30,29,0,10,6),
		 54=>array(0,30,29,30,29,29,30,29,30,30,29,30,30,0,1,7),
		 55=>array(3,29,30,29,30,29,29,30,29,30,29,30,30,30,2,8),
		 56=>array(0,29,30,29,30,29,29,30,29,30,29,30,30,0,3,9),
		 57=>array(8,30,29,30,29,30,29,29,30,29,30,29,30,29,4,10),
		 58=>array(0,30,30,30,29,30,29,29,30,29,30,29,30,0,5,11),
		 59=>array(0,29,30,30,29,30,29,30,29,30,29,30,29,0,6,12),
		 60=>array(6,30,29,30,29,30,30,29,30,29,30,29,30,29,7,1),
		 61=>array(0,30,29,30,29,30,29,30,30,29,30,29,30,0,8,2),
		 62=>array(0,29,30,29,29,30,29,30,30,29,30,30,29,0,9,3),
		 63=>array(4,30,29,30,29,29,30,29,30,29,30,30,30,29,10,4),
		 64=>array(0,30,29,30,29,29,30,29,30,29,30,30,30,0,1,5),
		 65=>array(0,29,30,29,30,29,29,30,29,29,30,30,29,0,2,6),
		 66=>array(3,30,30,30,29,30,29,29,30,29,29,30,30,29,3,7),
		 67=>array(0,30,30,29,30,30,29,29,30,29,30,29,30,0,4,8),
		 68=>array(7,29,30,29,30,30,29,30,29,30,29,30,29,30,5,9),
		 69=>array(0,29,30,29,30,29,30,30,29,30,29,30,29,0,6,10),
		 70=>array(0,30,29,29,30,29,30,30,29,30,30,29,30,0,7,11),
		 71=>array(5,29,30,29,29,30,29,30,29,30,30,30,29,30,8,12),
		 72=>array(0,29,30,29,29,30,29,30,29,30,30,29,30,0,9,1),
		 73=>array(0,30,29,30,29,29,30,29,29,30,30,29,30,0,10,2),
		 74=>array(4,30,30,29,30,29,29,30,29,29,30,30,29,30,1,3),
		 75=>array(0,30,30,29,30,29,29,30,29,29,30,29,30,0,2,4),
		 76=>array(8,30,30,29,30,29,30,29,30,29,29,30,29,30,3,5),
		 77=>array(0,30,29,30,30,29,30,29,30,29,30,29,29,0,4,6),
		 78=>array(0,30,29,30,30,29,30,30,29,30,29,30,29,0,5,7),
		 79=>array(6,30,29,29,30,29,30,30,29,30,30,29,30,29,6,8),
		 80=>array(0,30,29,29,30,29,30,29,30,30,29,30,30,0,7,9),
		 81=>array(0,29,30,29,29,30,29,29,30,30,29,30,30,0,8,10),
		 82=>array(4,30,29,30,29,29,30,29,29,30,29,30,30,30,9,11),
		 83=>array(0,30,29,30,29,29,30,29,29,30,29,30,30,0,10,12),
		 84=>array(10,30,29,30,30,29,29,30,29,29,30,29,30,30,1,1),
		 85=>array(0,29,30,30,29,30,29,30,29,29,30,29,30,0,2,2),
		 86=>array(0,29,30,30,29,30,30,29,30,29,30,29,29,0,3,3),
		 87=>array(6,30,29,30,29,30,30,29,30,30,29,30,29,29,4,4),
		 88=>array(0,30,29,30,29,30,29,30,30,29,30,30,29,0,5,5),
		 89=>array(0,30,29,29,30,29,29,30,30,29,30,30,30,0,6,6),
		 90=>array(5,29,30,29,29,30,29,29,30,29,30,30,30,30,7,7),
		 91=>array(0,29,30,29,29,30,29,29,30,29,30,30,30,0,8,8),
		 92=>array(0,29,30,30,29,29,30,29,29,30,29,30,30,0,9,9),
		 93=>array(3,29,30,30,29,30,29,30,29,29,30,29,30,29,10,10),
		 94=>array(0,30,30,30,29,30,29,30,29,29,30,29,30,0,1,11),
		 95=>array(8,29,30,30,29,30,29,30,30,29,29,30,29,30,2,12),
		 96=>array(0,29,30,29,30,30,29,30,29,30,30,29,29,0,3,1),
		 97=>array(0,30,29,30,29,30,29,30,30,29,30,30,29,0,4,2),
		 98=>array(5,30,29,29,30,29,29,30,30,29,30,30,29,30,5,3),
		 99=>array(0,30,29,29,30,29,29,30,29,30,30,30,29,0,6,4),
		 100=>array(0,30,30,29,29,30,29,29,30,29,30,30,29,0,7,5),
		 101=>array(4,30,30,29,30,29,30,29,29,30,29,30,29,30,8,6),
		 102=>array(0,30,30,29,30,29,30,29,29,30,29,30,29,0,9,7),
		 103=>array(0,30,30,29,30,30,29,30,29,29,30,29,30,0,10,8),
		 104=>array(2,29,30,29,30,30,29,30,29,30,29,30,29,30,1,9),
		 105=>array(0,29,30,29,30,29,30,30,29,30,29,30,29,0,2,10),
		 106=>array(7,30,29,30,29,30,29,30,29,30,30,29,30,30,3,11),
		 107=>array(0,29,29,30,29,29,30,29,30,30,30,29,30,0,4,12),
		 108=>array(0,30,29,29,30,29,29,30,29,30,30,29,30,0,5,1),
		 109=>array(5,30,30,29,29,30,29,29,30,29,30,29,30,30,6,2),
		 110=>array(0,30,29,30,29,30,29,29,30,29,30,29,30,0,7,3),
		 111=>array(0,30,29,30,30,29,30,29,29,30,29,30,29,0,8,4),
		 112=>array(4,30,29,30,30,29,30,29,30,29,30,29,30,29,9,5),
		 113=>array(0,30,29,30,29,30,30,29,30,29,30,29,30,0,10,6),
		 114=>array(9,29,30,29,30,29,30,29,30,30,29,30,29,30,1,7),
		 115=>array(0,29,30,29,29,30,29,30,30,30,29,30,29,0,2,8),
		 116=>array(0,30,29,30,29,29,30,29,30,30,29,30,30,0,3,9),
		 117=>array(6,29,30,29,30,29,29,30,29,30,29,30,30,30,4,10),
		 118=>array(0,29,30,29,30,29,29,30,29,30,29,30,30,0,5,11),
		 119=>array(0,30,29,30,29,30,29,29,30,29,29,30,30,0,6,12),
		 120=>array(4,29,30,30,30,29,30,29,29,30,29,30,29,30,7,1)
	 );
	 ##############################
	 #农历天干
	 
	var $mten=array("null","甲","乙","丙","丁","戊","己","庚","辛","壬","癸"); #农历地支
	var $mtwelve=array("null","子(鼠)","丑(牛)","寅(虎)","卯(兔)","辰(龙)",
					"巳(蛇)","午(马)","未(羊)","申(猴)","酉(鸡)","戌(狗)","亥(猪)"); #农历月份
	var $mmonth=array("闰","正","二","三","四","五","六",
					"七","八","九","十","十一","十二","月");
	var $mday=array("null","初一","初二","初三","初四","初五","初六","初七","初八","初九","初十",
				 "十一","十二","十三","十四","十五","十六","十七","十八","十九","二十",
				 "廿一","廿二","廿三","廿四","廿五","廿六","廿七","廿八","廿九","三十");#农历日
	 ##############################
	 #赋给初值
	 #天干地支
	var $ten=0;
	var $twelve=0;
	
	function MyPub($cYear,$cMonth,$cDay)
	 {
			$total=11;#阳历总天数 至1900年12月21日 
		   $mtotal=0;#阴历总天数
		   for ($y=1901;$y<$cYear;$y++)
			{
			  $total+=365;
			  if ($y%4==0) $total ++;
			}
			#再加当年的几个月
		   switch ($cMonth){
					 case 12:
					   $total+=30;
					 case 11:
					   $total+=31;
					 case 10:
					   $total+=30;
					 case 9:
					   $total+=31;
					 case 8:
					   $total+=31;
					 case 7:
					   $total+=30;
					 case 6:
					   $total+=31;
					 case 5:
					   $total+=30;
					 case 4:
					   $total+=31;
					 case 3:
					   $total+=28;
					 case 2:
					   $total+=31;
				 }
	 
			 #如果当年是闰年还要加一天
			 if ($cYear%4==0 and $cMonth>2)
			  {
				 $total++;
			  }
	 
			 $total+=$cDay-1;
	 
			 ##############################
			  #用农历的天数累加来判断是否超过阳历的天数
			 for($j=0;$j<=120;$j++)
			  {
				 $i=1;
				 for($i=1;$i<=13;$i++)
				 {
						$mtotal+=$this->everyCMonth[$j][$i];
						if ($mtotal>=$total)
						{
						  $flag=1;
						  break;
						}
				 }
				 if ($flag==1)break;
			  }
			return array("m"=>$j,"d"=>$i,"t"=>$total,"n"=>$mtotal);
	 }
	 
	 function Cal($Year,$Month,$Day)
	 {
		$Par=$this->MyPub($Year,$Month,$Day);
		$md=$this->everyCMonth[$Par["m"]][$Par["d"]]-($Par["n"]-$Par["t"]);
		$week=($Par["t"]+5)%7;
		if ($this->everyCMonth[$Par["m"]][0]<>0 and $this->everyCMonth[$Par["m"]][0]<$Par["d"])
		{
		 	$mm=$Par["d"]-1;
		}else{
			$mm=$Par["d"];
		}
		if ($Par["d"]==$this->everyCMonth[$Par["d"]][0]+1 and $this->everyCMonth[$Par["d"]][0]<>0)
		{
			$cMonth=$this->mmonth[0].$this->mmonth[$mm];#闰月
		}else{
			$cMonth=$this->mmonth[$mm].$this->mmonth[13];
		}
		return array("year"=>$this->mten[$this->everyCMonth[$Par["m"]][14]].$this->mtwelve[$this->everyCMonth[$Par["m"]][15]],
				"month"=>$cMonth,
				"day"=>$this->mday[$md],
				"week"=>$week);
	 }
 }
 ?>